* {
    padding: 0;
    margin: 0;
}

body {
    background: #F2F2F2;
}

a:hover {
    text-decoration: none;
}

/* 顶部导航栏 */

/* 导航栏logo */
.logo {
    width: 40px;
    margin-left: 10px;
    margin-right: 10px;
}

/* 修改导航栏默认样式 */
.layui-nav {
    background: #FFFFFF;
    color: #333333;
}

.layui-nav .layui-nav-item a {
    color: #333333;
}

.layui-nav .layui-nav-item a:hover {
    color: #333333;
    background: #F2F2F2;
}

/* 导航栏右侧 */
.toolbar_right {
    display: inline-block;
    float: right;
    vertical-align: middle;
    line-height: 60px;
    margin-left: 5px;
}

.toolbar_right a:hover {
    color: #333333;
}

/* administratorLogin */

.c-title{
    position: relative;
    width: 100%;
    height: 265px;
    background-image: linear-gradient(to left,#ff8736,#ffa83e);
    text-align: center;
    box-sizing: border-box;
    padding: 70px;
    overflow: hidden;
}

.c-title .title-text{
    font-size: 36px;
    color: white;
}

.c-title .title-text:before{
    content: '';
    display: block;
    width: 260px;
    height: 260px;
    border-radius: 100%;
    position: absolute;
    background-color: rgba(255,255,255,0.2);
    top:-85px;
    right: -85px;
}

.c-title .title-text:after{
    content: '';
    display: block;
    width: 180px;
    height: 180px;
    border-radius: 100%;
    position: absolute;
    background-color: rgba(255,255,255,0.2);
    top: -100px;
    right: -70px;
}

.c-title:before{
    content: '';
    display: block;
    width: 150px;
    height: 150px;
    border-radius: 100%;
    position: absolute;
    background-color: rgba(255,255,255,0.2);
    bottom: -55px;
    left: -70px;
}

.c-login{
    width: 400px;
    padding: 15px 0px;
    position: relative;
    margin: auto;
    box-shadow: 0 0 7px #fdd8ac;
    border-radius: 12px;
    margin: -60px auto 0px auto;
    background: white;
}

.c-login .loginForm{
    text-align: center;
}

.c-login .loginForm input {
    display: block;
    border: none;
    border: 1px solid rgb(215,215,215);
    width: 250px;
    height: 40px;
    margin: 20px auto 20px auto;
    font-size: 15px;
    line-height: 18px;
    border-radius:5px;
}

.btn_orange {
    background: #ffa83e;
    width: 100px;
    border-radius: 5px;
}

/* 子页面的样式 */
.item {
    width: 100%;
    height: 110vh;
    margin-top: 15px;
    border: none;
}


.item_content {
    width: 100%;
    height: 110vh;
    margin-top: 20px;
    background: #FFFFFF;
}

.tab_left_top_text {
    font-size: 24px;
    font-weight: bold;
    margin: 20px;
}

.tab_container_orange {
    border-top: 1px solid #FFAB2D;
}

.tab_container_blue {
    border-top: 1px solid #0098F5;
}

.tab_left_content {
    margin-left: 20px;
}

/* 底部表格 */
.grade_table {
    padding: 35px;
}

/* administratorUserList */
.add_user_btn {
    display: inline-block;
    float: right;
    margin: 20px;
}

.tab_form {
    padding: 35px;
}

.layui-form-item {
    margin-top: 40px;
}

.layui-form-label {
    width: auto;
    padding: 0;
}

.layui-input {
    width: 90%;
}

.add_user {
    width: 100px!important;
}

/* administratorOfferClassDetail */
.class_table {
    padding: 35px;
    margin-left: 50px;
    font-size: 18px;
}

.offer_class_label {
    display: block;
    font-weight: 400;
    margin-top: 30px;
}

.offer_class_content .offer_class_label {
    display: inline-block;
}

.layui-input-block textarea {
    display: inline-block;
    width: 80%;
    font-size: 16px;
    height: 250px;
}